P3P

HTTP response header

This field is supposed to set P3P policy in the form of P3P:CP="your_compact_policy"

Header usage statistics

P3P response header information and usage statistics.

Websites using header P3P 421,745
Percentage of websites that use P3P header 3.69%
Total discovered header values 4,262
Header uses directives No
Header values are unique or random No
Most popular in the country United States of America

Connected technologies

Technologies that utilize the header

P3P, category Uncategorized, total 407,150 websites

Distribution by websites popularity

P3P detection in the top websites by popularity

Top 10k sites 538 websites
Top 100k sites 4,364 websites
Top 1m sites 31,190 websites

Websites utilizing P3P

List of websites that use P3P header

Domain Country Rank Contacts
en.wikipedia.org United States of America 16
vimeo.com United States of America 26
www.microsoft.com United States of America 54
eventbrite.com United States of America 60
www.eventbrite.com United States of America 60
www.youtube.com United States of America 14,442
See full domain list

Geographical Distribution

Header usage distribution by websites across the globe.






Common header values

List of top common P3P header values

Header value Value prevalence
CP="NOI ADM DEV PSAi COM NAV OUR OTRo STP IND DEM" 22.89%
CP="OTI CUR OUR BUS STA" 12.22%
CP="CAO PSA OUR" 11.32%
CP="IDC DSP COR CURa ADMa OUR IND PHY ONL COM STA" 8.25%
CP="CURa ADMa DEVa PSAo PSDo OUR IND UNI PUR INT DEM STA PRE COM NAV OTC NOI DSP COR" 4.71%
CP="IDC DSP COR ADM DEVi TAIi PSA PSD IVAi IVDi CONi HIS OUR IND CNT" 3.71%
policyref="/bitrix/p3p.xml", CP="NON DSP COR CUR ADM DEV PSA PSD OUR UNR BUS UNI COM NAV INT DEM STA" 3.06%
policyref="https://policies.yahoo.com/w3c/p3p.xml", CP="CAO DSP COR CUR ADM DEV TAI PSA PSD IVAi IVDi CONi TELo OTPi OUR DELi SAMi OTRi UNRi PUBi IND PHY ONL UNI PUR FIN COM NAV INT DEM CNT STA POL HEA PRE LOC GOV" 2.83%
CP="Tumblr''s privacy policy is available here: https://www.tumblr.com/policy/en/privacy" 2.53%
CP="NON DSP COR ADMa OUR IND UNI COM NAV INT" 1.94%
CP="ALL DSP NID CURa ADMa DEVa HISa OTPa OUR NOR NAV DEM" 1.66%
CP="This is not a P3P policy. SmugMug respects your privacy. Learn more at https://www.smugmug.com/about/privacy" 1.30%
CP="BUS OUR PHY STP ADM CUR DEV PSA PSD" 1.19%
CP="NOI DSP COR NID ADMa OPTa OUR NOR" 1.19%
CP="NOI ADM DEV PSAi COM NAV OUR OTR STP IND DEM" 0.89%
CP="ADM OUR IND COM" 0.87%
policyref="/w3c/p3p.xml", CP="CUR ADM OUR NOR STA NID" 0.87%
CP="NOI NID ADMa OUR IND UNI COM NAV" 0.70%
CP="ALL CURa ADMa DEVa TAIa OUR BUS IND PHY ONL UNI PUR FIN COM NAV INT DEM CNT STA POL HEA PRE LOC OTC" 0.70%
CP="This is not a P3P policy! See g.co/p3phelp for more info." 0.65%